Grout Cleaning Tape Cartridge for Recessed Tile Grooves

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Solution Overview

Problem

Conventional steam mops struggle to effectively clean tile grout lines due to their design, which typically focuses on the top surface of tiles, missing the recessed grout areas where dirt accumulates.

Innovation Solution

A grout cleaning cartridge with a rotatable applicator roller and cleaning tape system integrated into a steam appliance, allowing the cleaning tape to be advanced and pressed into grout grooves, combined with steam and cleaning solution delivery to activate and remove grout dirt.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If a steam mop uses a flat cleaning pad to clean tile surfaces, then the top surface of tiles can be cleaned, but the recessed grout lines cannot be effectively cleaned

Engineering Contradiction:
Improvecleaning effectivenessVSAvoidability to clean recessed surfaces
Core Design Contradiction:
Ease of operationVSAdaptability or versatility

Solution Approach 1:

The cleaning system is segmented into multiple functional components: a flat cleaning pad for tile surfaces and a separate grout cleaning cartridge with applicator roller for recessed grout lines. This segmentation allows each component to specialize in its optimal cleaning function, resolving the contradiction between surface cleaning effectiveness and adaptability to recessed surfaces.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The invention transitions from two-dimensional flat pad cleaning to three-dimensional grout line cleaning by introducing a cartridge that extends into the recessed grout spaces. The applicator roller and cleaning tape system operates in the vertical dimension within grout grooves, enabling effective cleaning of previously inaccessible areas.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

2Ease of operation

If a grout cleaning cartridge with applicator roller and cleaning tape is used, then grout lines can be effectively cleaned, but the device complexity increases

Engineering Contradiction:
Improvegrout cleaning effectivenessVSAvoidstructure complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The grout cleaning function is extracted as a separate removable cartridge from the main steam mop body. This extraction allows the complex grout cleaning mechanism (applicator roller, cleaning tape, reels) to be isolated in a modular unit that can be easily attached and removed, reducing the perceived complexity for the user while maintaining effective grout cleaning capability.

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The cleaning tape system is designed to be self-advancing through the applicator roller as the cartridge moves along the grout line. The take-up reel automatically winds used tape while the supply reel feeds fresh tape, creating a self-service mechanism that reduces the need for manual intervention and simplifies operation despite the internal complexity.

Inventive Principle:
Principle #25Self-service

3Productivity

If cleaning tape is advanced around the applicator roller using supply and take-up reels, then continuous cleaning is possible, but the mechanism becomes more complex

Engineering Contradiction:
Improvecontinuous cleaning capabilityVSAvoidreel mechanism complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The supply reel and take-up reel mechanisms are merged into a single integrated cartridge assembly that works in coordination. Both reels are mounted on the same cartridge body and work together to continuously feed and wind the cleaning tape, enabling uninterrupted cleaning operation while containing the mechanical complexity within a unified structure.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The cleaning tape is pre-loaded onto the supply reel before use. This preliminary preparation allows the system to begin cleaning immediately without requiring manual tape loading during operation, enabling continuous cleaning productivity while simplifying the user interface despite the internal reel mechanism complexity.

Inventive Principle:
Principle #10Preliminary action

Applied Scientific Principles

This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.

Function Achieved in This Case

The system efficiently cleans grout lines by using steam to activate the cleaning composition on the tape, ensuring deep penetration and effective removal of dirt and stains, while the tape's design accommodates varying groove widths and depths.

Implementation Method 1

a steam generator, which comprises a heating element for heating the liquid. The steam generator produces steam

Methodology Applied
Scientific EffectHeating: Heating

Implementation Method 2

a grout cleaning tape provided on the supply reel, wound around the applicator roller, and coupled to the take-up reel, wherein advancement of the housing along a surface to be cleaned advances the grout cleaning tape around the application roller and into contact with the surface to be cleaned

Methodology Applied
Scientific EffectChemical cleaning:

Data Source

PatentUS10159394B2Grout cleaning tool
Publication Date: 2018.12.25 BISSELL INC
  • US10159394B2 patent drawing
  • US10159394B2 patent drawing
  • US10159394B2 patent drawing

AI summary

A grout cleaning tool includes a grout cleaning tape. The grout cleaning tape can be provided as a replaceable grout cleaning cartridge containing a supply reel of grout cleaning tape that can be rolled across grout line grooves with an applicator roller. The grout cleaning tape can include a composition therein that is configured to be activated or enhanced by steam and transferred into the grout line to be cleaned when steam is applied to the tape.